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Finding the Fourth Proportional to 568,428.53, 853,088.27 and 396,532.14

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Solution

The fourth proportional to 568,428.53, 853,088.27 and 396,532.14 is: 595,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,428.53 : 853,088.27 = 396,532.14 : x
  2. Step 2: Convert to fraction form
    568,428.53/853,088.27 = 396,532.14/x
  3. Step 3: Cross multiply
    568,428.53x = 853,088.27 × 396,532.14
  4. Step 4: Simplify right side
    568,428.53x = 338,276,915,329.34
  5. Step 5: Solve for x
    x = 338,276,915,329.34/568,428.53
  6. Step 6: Final answer
    x = 595,108.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.